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<br />ROCKFILL EMBANKMENT SPECIFICATIONS, <br />~ 5th STREET ROAD, <br />NEW HORIZON MINE, NUCLA, MONTROSE COUNTY, <br />COLORADO <br />1. 1NTRDDDCTIDN <br />This report summarizes rewmmendations For materials and conshuc- <br />tion methods for a proposed rocldll embanlonent designed to support <br />a section of 5th Street, a Montrose County Road in the Town of Nucla, <br />Colorado. Western Fuels-Colorado (Ncw Horizon Mine) has prepared <br />preliminary designs for the proposed section of road and has requested <br />that we review these designs, modify them as necessary, and recom- <br />mend appropriate speci5cations for roelddl materials and construction <br />methods for the rockfill stmcture using waste rock and heavy equip- <br />( went at tfre mine, when possible. <br />• 1.1 OBIBCTIVES AND SCOPE OF STDDIES <br />The objectives of the geotechnicat studies summarized in this report <br />were [o: <br />].Review Montrose County Specifications applicable to the proposed <br />road constrvction. <br />2. Review foundation conditions, proposed embardortent geometry <br />and proposed materials and construction meUrod submitted to us by <br />Western Fuels. <br />3. Recommend geotechnical specifications pertaining to constmction <br />of the proposed rockfill embankment including: foundation <br />acceptance criteria, rockfill materials, lift thicknesses and <br />compaction procedures. <br />v Attachment 2.05.3(3)9- 2 <br />1 <br />• Attachment 2.05.3(3)9- 2 <br />